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Earth's first insects were massive, some having wingspans over two feet long, and scientists aren't sure why

Scientists rethink why giant insects once ruled the skies, finding oxygen may not explain their size...

SCIENCE March 27, 2026

Earth's first insects were massive, some having wingspans over two feet long, and scientists aren't sure why

Scientists rethink why giant insects once ruled the skies, finding oxygen may not explain their size or disappearance.

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Scientists rethink why giant insects once ruled the skies, finding oxygen may not explain their size or disappearance.

Author: Earth.com

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RAW: FILE: SCIENTISTS WANT TO DIAL DOWN EFFECTS OF EL NINOS

RAW: FILE: SCIENTISTS WANT TO DIAL DOWN EFFECTS OF EL NINOS

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RAW: FILE: SCIENTISTS WANT TO DIAL DOWN EFFECTS OF EL NINOS

RAW: FILE: SCIENTISTS WANT TO DIAL DOWN EFFECTS OF EL NINOS